public static bool DeletePicture(int pictureId)
{
ISession session = null;
bool result = false;
try
{
session = DataLayer.GetSession();
Picture picture = session.Load <Picture>(pictureId);
BuisnessLogicLayer.IMultimediaLoader loader = new MultimediaLoader.FileSystemLoader();
loader.DeleteMedia(picture.Id, picture.BelongsTo.Id);
session.Delete(picture);
session.Flush();
session.Close();
result = true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
if (session != null)
{
session.Close();
}
}
return(result);
}
public static bool UpdatePicture(int pictureId, string name,
string description, byte[] pictureData)
{
ISession session = null;
bool result = false;
try
{
session = DataLayer.GetSession();
Picture picture = session.Load <Picture>(pictureId);
picture.Name = name;
picture.Description = description;
session.SaveOrUpdate(picture);
session.Flush();
session.Close();
if (pictureData != null)
{
BuisnessLogicLayer.IMultimediaLoader loader = new MultimediaLoader.FileSystemLoader();
loader.SaveMedia(picture.Id, picture.BelongsTo.Id, pictureData);
}
result = true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
return(result);
}
private void button_prikazi_sliku(object sender, EventArgs e)
{
ISession session = DataLayer.GetSession();
Picture picture = session.Get <Picture>(1);
session.Close();
BuisnessLogicLayer.IMultimediaLoader loader = new MultimediaLoader.FileSystemLoader();
byte[] pictureData = loader.GetMedia(picture.Id, picture.BelongsTo.Id);
System.IO.MemoryStream ms = new System.IO.MemoryStream(pictureData);
Image image = Image.FromStream(ms);
}
public static bool CreateAudio(int newsId, string name,
string description, byte[] audioData = null)
{
bool result = false;
ISession session = null;
try
{
Audio audio = new Audio();
audio.Name = name;
audio.Description = description;
session = DataLayer.GetSession();
News belongsTo = session.Load <News>(newsId);
audio.BelongsTo = belongsTo;
session.Save(audio);
session.Flush();
session.Close();
//mora da se napravi poseban za audio
if (audioData != null)
{
BuisnessLogicLayer.IMultimediaLoader loader = new MultimediaLoader.FileSystemLoader();
loader.SaveMedia(audio.Id, audio.BelongsTo.Id, audioData);
}
result = true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
if (session != null)
{
session.Close();
}
}
return(result);
}
public static PictureDTO GetPicture(int pictureId)
{
ISession session = null;
PictureDTO result = null;
try
{
session = DataLayer.GetSession();
Picture picture = session.Load <Picture>(pictureId);
result = new PictureDTO(picture);
BuisnessLogicLayer.IMultimediaLoader loader = new MultimediaLoader.FileSystemLoader();
result.SetPictureBytes(loader.GetMedia(picture.Id, picture.BelongsTo.Id));
session.Close();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
if (session != null)
{
session.Close();
}
}
return(result);
}
